Better not to ignore the past but learn from it instead. _____, history has a way of repeating itself.

My baby is sleeping. Would you like to the TV a little— Sorry, I will do it right now．

Hi, Jack. Nice to meet you here in Taizhou!–Me too. But I _______ you were in Shanghai

If not controlled, some terrible diseases will spreadin the stricken areas after the terrible earthquake.—So people there are in _____ need of medical teams.

Last year, I visited a chemical factory in Baise, there are about _____ workers in it.